diff options
Diffstat (limited to 'ipa-install/src')
-rw-r--r-- | ipa-install/src/ipa-server-install | 8 | ||||
-rw-r--r-- | ipa-install/src/ipa/__init__.py | 1 | ||||
-rw-r--r-- | ipa-install/src/ipa/dsinstance.py | 6 | ||||
-rw-r--r-- | ipa-install/src/ipa/krbinstance.py | 153 |
4 files changed, 166 insertions, 2 deletions
diff --git a/ipa-install/src/ipa-server-install b/ipa-install/src/ipa-server-install index e19d0afd..ad49d44d 100644 --- a/ipa-install/src/ipa-server-install +++ b/ipa-install/src/ipa-server-install @@ -29,6 +29,7 @@ VERSION = "%prog .1" import logging from optparse import OptionParser import ipa.dsinstance +import ipa.krbinstance def parse_options(): parser = OptionParser(version=VERSION) @@ -38,6 +39,8 @@ def parse_options(): help="host address (name or IP address)") parser.add_option("-p", "--password", dest="password", help="admin password") + parser.add_option("-m", "--master-password", dest="master_password", + help="kerberos master password") options, args = parser.parse_args() @@ -55,6 +58,11 @@ def main(): ds = ipa.dsinstance.DsInstance() ds.create_instance(options.realm_name, options.host_name, options.password) + krb = ipa.krbinstance.KrbInstance() + krb.create_instance(options.realm_name, options.host_name, options.password, options.master_password) + #restart ds after the krb instance have add the sasl map + ds.restart() + return 0 main() diff --git a/ipa-install/src/ipa/__init__.py b/ipa-install/src/ipa/__init__.py new file mode 100644 index 00000000..8e20eb1b --- /dev/null +++ b/ipa-install/src/ipa/__init__.py @@ -0,0 +1 @@ +__all__ = ["dsinstance", "krbinstance"] diff --git a/ipa-install/src/ipa/dsinstance.py b/ipa-install/src/ipa/dsinstance.py index 43f112e5..1569ec33 100644 --- a/ipa-install/src/ipa/dsinstance.py +++ b/ipa-install/src/ipa/dsinstance.py @@ -6,7 +6,7 @@ # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; version 2 only +# published by the Free Software Foundation; version 2 or later # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -136,6 +136,8 @@ class DsInstance: def __add_default_schemas(self): shutil.copyfile(SHARE_DIR + "60kerberos.ldif", self.schema_dirname() + "60kerberos.ldif") + shutil.copyfile(SHARE_DIR + "60samba.ldif", + self.schema_dirname() + "60samba.ldif") def __enable_ssl(self): dirname = self.config_dirname() @@ -146,7 +148,7 @@ class DsInstance: def __add_default_layout(self): txt = template_file(SHARE_DIR + "bootstrap-template.ldif", self.sub_dict) inf_fd = write_tmp_file(txt) - args = ["/usr/bin/ldapadd", "-xv", "-D", "cn=Directory Manager", + args = ["/usr/bin/ldapmodify", "-xv", "-D", "cn=Directory Manager", "-w", self.admin_password, "-f", inf_fd.name] run(args) diff --git a/ipa-install/src/ipa/krbinstance.py b/ipa-install/src/ipa/krbinstance.py new file mode 100644 index 00000000..59eb2cef --- /dev/null +++ b/ipa-install/src/ipa/krbinstance.py @@ -0,0 +1,153 @@ +#! /usr/bin/python -E +# Authors: Simo Sorce <ssorce@redhat.com> +# +# Copyright (C) 2007 Red Hat +# see file 'COPYING' for use and warranty information +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; version 2 or later +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# + +import subprocess +import string +import tempfile +import shutil +import logging +from random import Random +from time import gmtime + +SHARE_DIR = "/usr/share/ipa/" + +def realm_to_suffix(realm_name): + s = realm_name.split(".") + terms = ["dc=" + x for x in s] + return ",".join(terms) + +def generate_kdc_password(): + rndpwd = '' + r = Random() + r.seed(gmtime()) + for x in range(12): + rndpwd += chr(r.randint(32,126)) + return rndpwd + +def template_str(txt, vars): + return string.Template(txt).substitute(vars) + +def template_file(infilename, vars): + txt = open(infilename).read() + return template_str(txt, vars) + +def write_tmp_file(txt): + fd = tempfile.NamedTemporaryFile() + fd.write(txt) + fd.flush() + + return fd + +def ldap_mod(fd, dn, pwd): + args = ["/usr/bin/ldapmodify", "-h", "127.0.0.1", "-xv", "-D", dn, "-w", pwd, "-f", fd.name] + run(args) + +def run(args, stdin=None): + p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + if stdin: + stdout,stderr = p.communicate(stdin) + else: + stdout,stderr = p.communicate() + logging.info(stdout) + logging.info(stderr) + + if p.returncode != 0: + raise subprocess.CalledProcessError(p.returncode, args[0]) + +class KrbInstance: + def __init__(self): + self.realm_name = None + self.host_name = None + self.admin_password = None + self.master_password = None + self.suffix = None + self.kdc_password = None + self.sub_dict = None + + def create_instance(self, realm_name, host_name, admin_password, master_password): + self.realm_name = realm_name + self.host_name = host_name + self.admin_password = admin_password + self.master_password = master_password + + self.suffix = realm_to_suffix(self.realm_name) + self.kdc_password = generate_kdc_password() + + self.__setup_sub_dict() + + self.__configure_ldap() + self.__create_instance() + self.start() + + def stop(self): + run(["/sbin/service", "krb5kdc", "stop"]) + + def start(self): + run(["/sbin/service", "krb5kdc", "start"]) + + def restart(self): + run(["/sbin/service", "krb5kdc", "restart"]) + + def __configure_kdc_account_password(self): + hexpwd = '' + for x in self.kdc_password: + hexpwd += (hex(ord(x))[2:]) + pwd_fd = open("/var/kerberos/krb5kdc/ldappwd", "a+") + pwd_fd.write("uid=kdc,cn=kerberos,"+self.suffix+"#{HEX}"+hexpwd+"\n") + pwd_fd.close() + + def __setup_sub_dict(self): + self.sub_dict = dict(FQHN=self.host_name, + PASSWORD=self.kdc_password, + SUFFIX=self.suffix, + REALM=self.realm_name) + + def __configure_ldap(self): + + #TODO: test that the ldif is ok with any random charcter we may use in the password + kerberos_txt = template_file(SHARE_DIR + "kerberos.ldif", self.sub_dict) + kerberos_fd = write_tmp_file(kerberos_txt) + ldap_mod(kerberos_fd, "cn=Directory Manager", self.admin_password) + name = kerberos_fd.name + kerberos_fd.close() + os.unlink(name) + + #Change the default ACL to avoid anonimous access to kerberos keys and othe hashes + aci_txt = template_file(SHARE_DIR + "default_aci.ldif", self.sub_dict) + aci_fd = write_tmp_file(aci_txt) + ldap_mod(aci_fd, "cn=Directory Manager", self.admin_password) + name = aci_fd.name + aci_fd.close() + os.unlink(name) + + def __create_instance(self): + kdc_conf = template_file(SHARE_DIR+"kdc.conf.template", self.sub_dict) + kdc_fd = open("/var/kerberos/krb5kdc/kdc.conf", "w+") + kdc_fd.write(kdc_conf) + kdc_fd.close() + + krb5_conf = template_file(SHARE_DIR+"krb5.conf.template", self.sub_dict) + krb5_fd = open("/etc/krb5.conf", "w+") + krb5_fd.write(krb5_conf) + krb5_fd.close() + + #populate the directory with the realm structure + args = ["/usr/kerberos/sbin/kdb5_ldap_util", "-D", "uid=kdc,cn=kerberos,"+self.suffix, "create", "-s", "-r", self.realm_name, "-subtrees", self.suffix, "-sscope", "sub"] + run(args) |